Stirling-PDF vs zfile

Stirling-PDF and zfile share 4 technologies: s3, Apache, AWS S3, and Spring. Stirling-PDF is written in TypeScript and zfile in Java.

Read it as markdown

What they share and what sets them apart

Stirling-Tools

Stirling-PDF

#1 PDF Application on GitHub that lets you edit PDFs on any device anywhere

TypeScript96.4kRead on November 12, 2026, at commit ee8c2b3What is Stirling-PDF built with?

Only in Stirling-PDF

In common

zfile-dev

zfile

在线云盘、网盘、OneDrive、云存储、私有云、对象存储、h5ai、上传、下载

Java10.9kRead on November 13, 2026, at commit 775b017What is zfile built with?

Only in zfile

Side by side

SizeLines written by people and agents, without generated ones; code files, without tests.
Stirling-PDF1,168,066 lines written4,452 code files
zfile33,407 lines written419 code files
Who writes itA commit counts as AI's when it carries its signature: a Co-Authored-By line, its author name or the merge of its branch.
Stirling-PDF2.1% of its commits signed by AIWith GitHub Copilot, Claude Code, and Codex
zfile0% of its commits signed by AI
ActivityFrom GitHub and its history, on the day SeeRepo read it.
Stirling-PDFLast push November 12, 20265,787 commits96,362 stars
zfileLast push November 10, 2026750 commits10,872 stars
TestsThe files that test the code, and the share of code files a test imports.
Stirling-PDF2,168 test files49.7% of its code files have a test that imports them
zfile0 test files

Frequently asked questions

Which is bigger, Stirling-PDF or zfile?
Stirling-PDF, with 1,168,066 lines written; zfile has 33,407.

The proof: Stirling-Tools/Stirling-PDF's code at commit ee8c2b3

Which has more GitHub stars, Stirling-PDF or zfile?
Stirling-PDF, with 96,362 stars; zfile has 10,872.

The proof: Stirling-Tools/Stirling-PDF on GitHub

Which has more tests, Stirling-PDF or zfile?
Stirling-PDF, with 2,168 test files.

The proof: Stirling-Tools/Stirling-PDF's code at commit ee8c2b3

Which was updated more recently, Stirling-PDF or zfile?
Stirling-PDF: its last push was on November 12, 2026, and zfile's on November 10, 2026.

The proof: Stirling-Tools/Stirling-PDF's commits on GitHub

Which has more commits signed by AI, Stirling-PDF or zfile?
Stirling-PDF: an AI signed 2.1% of its commits, with GitHub Copilot, Claude Code, and Codex.

The proof: the commits each tool signed in Stirling-Tools/Stirling-PDF

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